Power through uploads and downloads using this Seagate Iron Wolf 4TB NAS hard drive. The 3. 5-inch form factor fit smoothly into most NAS, rack-mount and desktop systems, delivering always-on 24/7 performance, and it can handle multi-bay storage efficiently so that you can optimise your RAID setup for data backups. A generous 4TB of hard drive space provides plenty of room for large data files and even videos, while the SATA III interface lets you upload and download large data volumes rapidly. This Seagate Iron Wolf 4TB NAS hard drive has an MTBF of 1 million hours to ensure complete reliability. Protect your NAS with Iron Wolf Health Management. IHM delivers a superior user experience, prevents intervention and enables secure recovery. Learn more here